Hydrogen peroxide is a good option for removing it from wooden frames and sills.
Cleaning mold off wood window frames.
White vinegar safely removes mold from wood window trim.
Saturate the sills and frames with the liquid and wait 10 minutes.
Use old rags to mop up as you scrub away mold.
This keeps the mold spores from flying up into the air and spreading as you remove them.
Rinse out the sponge frequently or use a new one.
Wipe down the mildew stained wood and then scrub heavily stained areas.
Using a mixture of bleach and warm water scour moldy window frames and sills with a stiff nylon brush.
Wood is a porous material making it more difficult to remove the spores.
Open the window for ventilation and easy access while cleaning.
After it s sat scrub the area with a sponge working from the edges towards the inside.
To remove it simply use a 3 concentration of hydrogen peroxide in a spray bottle.
Allow the solution to soak the wood for at least a few minutes.
Cloths or scrubbing brushes.
Keep an extra bucket of cleaning solution handy and use it to rinse your brush as you work.
If you must use a ladder to reach the window frame place it on a flat sturdy area.
Black mold can appear on wood window trim if outside moisture finds its way onto the trim and you do not immediately dry the wood.
Dampen the moldy window casings with water from a spray bottle.
Allow the solution to sit on the stain for a few minutes to kill the.
However it can penetrate into the roots of the mold and can kill and remove all traces of mold.
Tea tree oil is the best treatment for killing and tackling mold on window sills unfortunately it is the most expensive option too.
If the mold is growing indoors set up fans or a dehumidifier to increase airflow and reduce humidity.
This will help soften the mildew and allow for easier cleaning.
If left untreated the mold could cause permanent stains that ruin the appearance of the trim.
Fill a spray bottle with the cleaning solution from the bucket and spray the mildewed areas thoroughly.